Home / 88,986.06-122,759.28-51,238.44

Finding the Fourth Proportional to 88,986.06, 122,759.28 and 51,238.44

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Solution

The fourth proportional to 88,986.06, 122,759.28 and 51,238.44 is: 70,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,986.06 : 122,759.28 = 51,238.44 : x
  2. Step 2: Convert to fraction form
    88,986.06/122,759.28 = 51,238.44/x
  3. Step 3: Cross multiply
    88,986.06x = 122,759.28 × 51,238.44
  4. Step 4: Simplify right side
    88,986.06x = 6,289,994,002.72
  5. Step 5: Solve for x
    x = 6,289,994,002.72/88,986.06
  6. Step 6: Final answer
    x = 70,685.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.